Football news outlet ClubCall claim the Premier League trio watched the winger in action against FC Copenhagen.

The Bulgarian heavyweights lost 2-1, but Cafu impressed during the clash.

The Hammers were keen to secure his services in January.

The 25 greatest wingers in Premier League history

STARSPORT count down the greatest 25 wingers in the history of the Premier League.

1 / 25

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25. Raheem Sterling - The 20-year-old was bought by Manchester City for £49m in 2015. Under Pep Guardiola it looks like he will go on to justify the fee, but his achievements in Liverpool's stunning 2013/14 campaign shouldn't be forgotten

“Ludogorets star Jonathan Cafu is being watched by West Ham, Everton and Leicester”